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विषय
मुख्य विषय
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Science
1 Measurements
2 Force and Motion
3 Matter around Us
4 The World of Plants
5 The World of Animals
6 Health and Hygiene
7 Computer - An Introduction
1 Heat
2 Electricity
3 Changes Around Us
4 Air
5 The Cell
6 Human Organ systems
7 Parts of Computer
1 Magnetism
2 Water
3 Chemistry in Everyday Life
4 Our Environment
5 Plants in Daily Life
6 Hardware and Software
